John Gills Exposition of the Bible Commentary - Proverbs 25:4
Take away the dross from the silver ,.... By putting it into the furnace, and purging it from it: and there shall come forth a vessel for the finer ; not out of the furnace, a vessel formed and shaped, but pure silver shall come out of it for the refiner; of which a vessel may be made, very honourable, beautiful, and fit for use: the application of it is in Proverbs 25:5 . read more
Matthew Henry's Complete Commentary - Proverbs 25:4-5
This shows that the vigorous endeavour of a prince to suppress vice, and reform the manners of his people, is the most effectual way to support his government. Observe, 1. What the duty of magistrates is: To take away the wicked, to use their power for the terror of evil works and evil workers, not only to banish those that are vicious and profane from their presence, and forbid them the court, but so to frighten them and restrain them that they may not spread the infection of their wickedness... read more